diff -r 000000000000 -r 621825e167d7 ko/kosample/client/src/main/java/org/apidesign/bck2brwsr/kosample/DataModel.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ko/kosample/client/src/main/java/org/apidesign/bck2brwsr/kosample/DataModel.java	Tue Apr 26 08:04:12 2016 +0200
@@ -0,0 +1,79 @@
+/**
+ * Back 2 Browser Bytecode Translator
+ * Copyright (C) 2012-2015 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. Look for COPYING file in the top folder.
+ * If not, see http://opensource.org/licenses/GPL-2.0.
+ */
+package org.apidesign.bck2brwsr.kosample;
+
+import net.java.html.json.ComputedProperty;
+import net.java.html.json.Function;
+import net.java.html.json.Model;
+import net.java.html.json.Property;
+import org.apidesign.bck2brwsr.kosample.js.Dialogs;
+
+/** Model annotation generates class Data with
+ * one message property, boolean property and read only words property
+ */
+@Model(className = "Data", targetId="", properties = {
+    @Property(name = "message", type = String.class),
+    @Property(name = "rotating", type = boolean.class)
+})
+final class DataModel {
+    @ComputedProperty static java.util.List<String> words(String message) {
+        String[] arr = new String[6];
+        String[] words = message == null ? new String[0] : message.split(" ", 6);
+        for (int i = 0; i < 6; i++) {
+            arr[i] = words.length > i ? words[i] : "!";
+        }
+        return java.util.Arrays.asList(arr);
+    }
+
+    @Function static void turnAnimationOn(Data model) {
+        model.setRotating(true);
+    }
+
+    @Function static void turnAnimationOff(final Data model) {
+        Dialogs.confirmByUser("Really turn off?", new Runnable() {
+            @Override
+            public void run() {
+                model.setRotating(false);
+            }
+        });
+    }
+
+    @Function static void rotate5s(final Data model) {
+        model.setRotating(true);
+        java.util.Timer timer = new java.util.Timer("Rotates a while");
+        timer.schedule(new java.util.TimerTask() {
+            @Override
+            public void run() {
+                model.setRotating(false);
+            }
+        }, 5000);
+    }
+
+    @Function static void showScreenSize(Data model) {
+        model.setMessage(Dialogs.screenSize());
+    }
+    private static Data ui;
+    /**
+     * Called when the page is ready.
+     */
+    static void onPageLoad() throws Exception {
+        ui = new Data();
+        ui.setMessage("Hello World from HTML and Java!");
+        ui.applyBindings();
+    }
+}